Archive for the ‘All Other Laptop Issues’ Category

Maxim8725ETI IC Battery Control.

General Description The MAX1909/MAX8725 highly integrated control ICs simplify construction of accurate and efficient multichemistry battery chargers. The MAX1909/MAX8725 use analog inputs to control charge current and voltage, and can be programmed by a host microcontroller (?C) or hardwired. High efficiency is achieved through use of buck topology with synchronous rectification. The maximum current drawn […]

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Hard drive test.

Test your have drive with HDDScan.  Windows based Program for low-level HDD diagnostics, Supports SCSI, IDE, and Serial ATA hard disk drives. Also supports Flash cards, RAID arrays, and USB/Firewire hard disks. Download Now

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Protected: Laptop video issue repair guide

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ESR Meter Table

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How to test your laptop AC adapter.

How can you tell if the AC adapter is supplying enough juice to your laptop? Well, You can test your adapter with a voltmeter. Here, I’ll show you how to test a HP 18.5v AC adapter with a digital voltmeter.  Most AC adapter has a label on them with their input and output specs. This […]

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Easy Fix For Bad Sound Card

If your sound no longer work on your laptop and you don’t want to spend too money fixing it.  The best and cheapest way is to use a USB sound card.  These are true Plug N Play sound card. They cost about $3 to $5 each and they actually sound pretty good. The best part […]

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Laptop won’t power on and shuts off power supply

Troubleshooting shorts or opens on Laptop Most common cause: shorted/open MOSFET. Check the FDS6679. Blue ring will not light up with known good power supply and shuts off power supply. Unplug power supply from wall to reset. With open AO4407, laptop still run off AC but not battery since no current is going to the […]

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Error Invalid System Configuration Data

When I turn it on it says ERROR Invalid system configuration data- run configuration utility. What exactly is wrong? Windows boots up when I press f1. How do I stop this screen from popping up? You usually gets this message when you leave the system unplugged for a long period of time. Whe the internal […]

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Laptop touchpad not working.

During visual inspection found one of the pin in the touch-pad connector is bent.  

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Reflow gone wrong

Do not use a torch do reflow. It will burnt the GPU

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